private void loadDepthMapButton_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Open depth map";
ofd.Filter = "PNG Files|*.png" +
"|PFM Files|*.pfm" +
"|Bitmap Files|*.bmp" +
"|Gif Files|*.gif" +
"|JPEG Files|*.jpg" +
"|TIFF Files|*.tif" +
"|All Image types|*.png;*.pfm;*.bmp;*.gif;*.jpg;*.tif";
ofd.FilterIndex = 7;
ofd.FileName = "";
if (ofd.ShowDialog() != DialogResult.OK)
{
return;
}
if (depthMap != null)
{
depthMap.Dispose();
}
if (ofd.FileName.EndsWith(".pfm"))
{
depthMap = PortableFloatMap.LoadImage(ofd.FileName);
}
else
{
Bitmap depthMapLdr = (Bitmap)Image.FromFile(ofd.FileName);
depthMap = depthMapLdr.ToFloatMap();
depthMapLdr.Dispose();
}
}
private void buttonLoad_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Open Image File";
ofd.Filter = "PNG Files|*.png" +
"|PFM Files|*.pfm" +
"|Bitmap Files|*.bmp" +
"|Gif Files|*.gif" +
"|JPEG Files|*.jpg" +
"|TIFF Files|*.tif" +
"|All Image types|*.png;*.pfm;*.bmp;*.gif;*.jpg;*.tif";
ofd.FilterIndex = 7;
ofd.FileName = "";
if (ofd.ShowDialog() != DialogResult.OK)
{
return;
}
if (ofd.FileName.EndsWith(".pfm"))
{
if (inputHdrImage != null)
{
inputHdrImage.Dispose();
}
inputHdrImage = PortableFloatMap.LoadImage(ofd.FileName);
ReplaceLdrImage(ref inputLdrImage, inputHdrImage.ToBitmap(ToneMappingEnabled));
}
else
{
ReplaceLdrImage(ref inputLdrImage, (Bitmap)Image.FromFile(ofd.FileName));
if (inputHdrImage != null)
{
inputHdrImage.Dispose();
}
inputHdrImage = inputLdrImage.ToFloatMap();
}
imageTypeComboBox.SelectedIndex = 0; // TODO: select original better
updatePictureBoxImage();
if (outputHdrImage != null)
{
outputHdrImage.Dispose();
}
outputHdrImage = null;
ReplaceLdrImage(ref outputLdrImage, null);
imageSizeLabel.Text = String.Format("{0}x{1}", inputHdrImage.Width, inputHdrImage.Height);
}
public FloatMapImage FilterImage(FloatMapImage inputImage, FloatMapImage outputImage)
{
if (inputImage == null)
{
return(null);
}
if (inputImage.PixelFormat.HasAlpha())
{
inputImage = inputImage.PremultiplyByAlpha();
}
uint width = inputImage.Width;
uint height = inputImage.Height;
if (width < 1 || height < 1)
{
return(null);
}
if (outputImage == null)
{
outputImage = new FloatMapImage(width, height, inputImage.PixelFormat);
}
FloatMapImage spreadingTable = new FloatMapImage(width, height, inputImage.PixelFormat);
FloatMapImage normalizationTable = new FloatMapImage(width, height, PixelFormat.Greyscale);
//var blurMap = GetBlurMap(width, height);
//blurMap.ToBitmap(true).Save("blurmap.png");
//blurMap.Differentiate().ToBitmap(true).Save("blurmap-diff.png");
Filter(inputImage, spreadingTable, normalizationTable);
Normalize(spreadingTable, normalizationTable, outputImage);
spreadingTable.Dispose();
normalizationTable.Dispose();
return(outputImage);
}
